package com.chen.config;

import io.lettuce.core.dynamic.RedisCommandFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

@Configuration
public class RedisConfig {
    @Bean
    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {
        RedisTemplate<String, Object> template = new RedisTemplate<>();
        template.setConnectionFactory(factory);

        // key/hashKey 用字符串
        template.setKeySerializer(new StringRedisSerializer());
        template.setHashKeySerializer(new StringRedisSerializer());

        // value/hashValue 用通用 JSON 序列化（含类型信息）
        GenericJackson2JsonRedisSerializer json = new GenericJackson2JsonRedisSerializer();
        template.setValueSerializer(json);
        template.setHashValueSerializer(json);

        template.afterPropertiesSet();
        return template;
    }
}
